44 | Installing Portsw w w . d e l l . c o m | s u p p o r t . d e l l . c o m WARNING: Electrostatic discharge (ESD) damage can occur if components are mishandled. Always wear anESD-preventive wrist or heel ground strap when handling the switch and its components.Installing XFPsTo install an XFP into one of the two ports in the optional 10GbE optical module (see Inserting OptionalModules (10-Gigabit or Stacking) on page 17) on the back of the switch, follow the procedure below:WARNING: Electrostatic discharge (ESD) damage can occur if components are mishandled. Always wear anESD-preventive wrist or heel ground strap when handling the switch and its components.WARNING: Do not look directly into any optical port. Failure to follow this warning could result in physicalharm. For details, see Information Symbols and Warnings on page 5 .CAUTION: You can insert and connect XFP transceivers while the switch is operating. You can alsodisconnect and remove XFP transceivers while the switch is operating. However, inserting or removing themodule is not supported; it can crash or lock up the switch, requiring a reboot.Step Task1 Position the SFP so it is in the upright position. (The SFP has a key that prevents it from being insertedincorrectly.)2 Insert the SFP into the port until it gently snaps into place.Figure 6-3. Front View of S50V with SFPStep Task1 Position the XFP so it is in the upright position. (The XFP has a key that prevents it from being insertedincorrectly.)2 Insert the XFP into the port until it gently snaps into place.Figure 6-4. Rear View of S50V with XFPfn00162s50Vfn00160s50V